[U-Boot] [PATCH 2/2] ARM: dts: omap3-beagle{-xm}: Enable DM and devicetree for BeagleBoard
Derald D. Woods
woods.technical at gmail.com
Fri Dec 29 16:37:32 UTC 2017
This commit updates the configuration files needed to support OF_CONTROL
on the OMAP3 BeagleBoard(s).
---
board/ti/beagle/beagle.c | 11 ++++
configs/omap3_beagle_defconfig | 5 ++
include/configs/omap3_beagle.h | 145 +++++++++++++++--------------------------
3 files changed, 69 insertions(+), 92 deletions(-)
diff --git a/board/ti/beagle/beagle.c b/board/ti/beagle/beagle.c
index bdf84b0be8..d8402f2675 100644
--- a/board/ti/beagle/beagle.c
+++ b/board/ti/beagle/beagle.c
@@ -103,6 +103,17 @@ int board_init(void)
return 0;
}
+#if defined(CONFIG_SPL_OS_BOOT)
+int spl_start_uboot(void)
+{
+ /* break into full u-boot on 'c' */
+ if (serial_tstc() && serial_getc() == 'c')
+ return 1;
+
+ return 0;
+}
+#endif /* CONFIG_SPL_OS_BOOT */
+
/*
* Routine: get_board_revision
* Description: Detect if we are running on a Beagle revision Ax/Bx,
diff --git a/configs/omap3_beagle_defconfig b/configs/omap3_beagle_defconfig
index ad7207909b..95c8784888 100644
--- a/configs/omap3_beagle_defconfig
+++ b/configs/omap3_beagle_defconfig
@@ -2,9 +2,11 @@ CONFIG_ARM=y
CONFIG_ARCH_OMAP2PLUS=y
CONFIG_SYS_TEXT_BASE=0x80100000
CONFIG_TARGET_OMAP3_BEAGLE=y
+CONFIG_DEFAULT_DEVICE_TREE="omap3-beagle"
CONFIG_DISTRO_DEFAULTS=y
# CONFIG_USE_BOOTCOMMAND is not set
CONFIG_SYS_CONSOLE_INFO_QUIET=y
+CONFIG_DEFAULT_FDT_FILE="omap3-beagle.dtb"
CONFIG_VERSION_VARIABLE=y
CONFIG_SPL=y
CONFIG_SPL_MTD_SUPPORT=y
@@ -26,7 +28,9 @@ CONFIG_CMD_EXT4_WRITE=y
CONFIG_CMD_MTDPARTS=y
CONFIG_MTDIDS_DEFAULT="nand0=nand"
CONFIG_MTDPARTS_DEFAULT="mtdparts=nand:512k(x-loader),1920k(u-boot),128k(u-boot-env),4m(kernel),-(fs)"
+CONFIG_OF_CONTROL=y
CONFIG_ENV_IS_IN_NAND=y
+# CONFIG_BLK is not set
CONFIG_LED_STATUS=y
CONFIG_LED_STATUS0=y
CONFIG_LED_STATUS_BIT=1
@@ -59,4 +63,5 @@ CONFIG_USB_ETHER_ASIX=y
CONFIG_USB_ETHER_MCS7830=y
CONFIG_USB_ETHER_SMSC95XX=y
CONFIG_FAT_WRITE=y
+CONFIG_BCH=y
CONFIG_OF_LIBFDT=y
diff --git a/include/configs/omap3_beagle.h b/include/configs/omap3_beagle.h
index 394bfb7434..843e345ffd 100644
--- a/include/configs/omap3_beagle.h
+++ b/include/configs/omap3_beagle.h
@@ -14,57 +14,69 @@
#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
+#include <configs/ti_omap3_common.h>
+
/*
- * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
- * 64 bytes before this address should be set aside for u-boot.img's
- * header. That is 0x800FFFC0--0x80100000 should not be used for any
- * other needs. We use this rather than the inherited defines from
- * ti_armv7_common.h for backwards compatibility.
+ * We are only ever GP parts and will utilize all of the "downloaded image"
+ * area in SRAM which starts at 0x40200000 and ends at 0x4020FFFF (64KB).
*/
-#define CONFIG_SYS_TEXT_BASE 0x80100000
-#define CONFIG_SPL_BSS_START_ADDR 0x80000000
-#define CONFIG_SPL_BSS_MAX_SIZE (512 << 10) /* 512 KB */
-#define CONFIG_SYS_SPL_MALLOC_START 0x80208000
-#define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
+#undef CONFIG_SPL_TEXT_BASE
+#define CONFIG_SPL_TEXT_BASE 0x40200000
-#include <configs/ti_omap3_common.h>
+#define CONFIG_SPL_FRAMEWORK
#define CONFIG_MISC_INIT_R
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG
+#define CONFIG_REVISION_TAG
-#define CONFIG_REVISION_TAG 1
+/* NAND */
+#if defined(CONFIG_NAND)
+#define CONFIG_SYS_FLASH_BASE NAND_BASE
+#define CONFIG_SYS_MAX_NAND_DEVICE 1
+#define CONFIG_SYS_NAND_5_ADDR_CYCLE
+#define CONFIG_SYS_NAND_PAGE_COUNT 64
+#define CONFIG_SYS_NAND_PAGE_SIZE 2048
+#define CONFIG_SYS_NAND_OOBSIZE 64
+#define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
+#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
+#define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9,\
+ 10, 11, 12, 13}
+#define CONFIG_SYS_NAND_ECCSIZE 512
+#define CONFIG_SYS_NAND_ECCBYTES 3
+#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
+#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
+#define CONFIG_ENV_IS_IN_NAND 1
+#define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
+#define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
+#define CONFIG_ENV_OFFSET 0x260000
+#define CONFIG_ENV_ADDR 0x260000
#define CONFIG_ENV_OVERWRITE
+#define CONFIG_MTD_PARTITIONS /* required for UBI partition support */
+/* NAND: SPL falcon mode configs */
+#if defined(CONFIG_SPL_OS_BOOT)
+#define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x280000
+#endif /* CONFIG_SPL_OS_BOOT */
+#endif /* CONFIG_NAND */
-/* Status LED */
-
-/* Enable Multi Bus support for I2C */
-#define CONFIG_I2C_MULTI_BUS 1
-
-/* Probe all devices */
-#define CONFIG_SYS_I2C_NOPROBES {{0x0, 0x0}}
-
-/* USB */
+/* MUSB */
+#define CONFIG_USB_OMAP3
#define CONFIG_USB_MUSB_OMAP2PLUS
#define CONFIG_USB_MUSB_PIO_ONLY
-#define CONFIG_TWL4030_USB 1
+#define CONFIG_TWL4030_USB
/* USB EHCI */
-
#define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 147
-/* commands to include */
-
-#define CONFIG_VIDEO_OMAP3 /* DSS Support */
+/* Enable Multi Bus support for I2C */
+#define CONFIG_I2C_MULTI_BUS
-/*
- * TWL4030
- */
-#define CONFIG_TWL4030_LED 1
+/* DSS Support */
+#define CONFIG_VIDEO_OMAP3
-/*
- * Board NAND Info.
- */
-#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
- /* devices */
+/* TWL4030 LED Support */
+#define CONFIG_TWL4030_LED
#define BOOT_TARGET_DEVICES(func) \
func(MMC, mmc, 0)
@@ -91,6 +103,7 @@
"run bootscript; " \
"else " \
"if run loadimage; then " \
+ "run loadfdt;" \
"run mmcboot;" \
"fi;" \
"fi; " \
@@ -105,13 +118,8 @@
#include <config_distro_bootcmd.h>
#define CONFIG_EXTRA_ENV_SETTINGS \
- "loadaddr=0x80200000\0" \
- "kernel_addr_r=0x80200000\0" \
- "rdaddr=0x81000000\0" \
- "initrd_addr_r=0x81000000\0" \
+ DEFAULT_LINUX_BOOT_ENV \
"fdt_high=0xffffffff\0" \
- "fdtaddr=0x80f80000\0" \
- "fdt_addr_r=0x80f80000\0" \
"usbtty=cdc_acm\0" \
"bootfile=uImage\0" \
"ramdisk=ramdisk.gz\0" \
@@ -127,7 +135,7 @@
"defaultdisplay=dvi\0" \
"mmcdev=0\0" \
"mmcroot=/dev/mmcblk0p2 rw\0" \
- "mmcrootfstype=ext3 rootwait\0" \
+ "mmcrootfstype=ext4 rootwait\0" \
"nandroot=ubi0:rootfs ubi.mtd=4\0" \
"nandrootfstype=ubifs\0" \
"ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=0x81000000,64M\0" \
@@ -190,10 +198,10 @@
"bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
"source ${loadaddr}\0" \
"loadfdt=run validatefdt; load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
- "mmcboot=echo Booting from mmc ...; " \
+ "mmcboot=echo Booting ${bootfile} with DT from mmc${mmcdev} ...; " \
"run mmcargs; " \
- "bootm ${loadaddr}\0" \
- "mmcbootz=echo Booting with DT from mmc${mmcdev} ...; " \
+ "bootm ${loadaddr} - ${fdtaddr}\0" \
+ "mmcbootz=echo Booting ${bootfile} with DT from mmc${mmcdev} ...; " \
"run mmcargs; " \
"bootz ${loadaddr} - ${fdtaddr}\0" \
"nandboot=echo Booting from nand ...; " \
@@ -209,51 +217,4 @@
"userbutton_nonxm=gpio input 7;\0" \
BOOTENV
-/*
- * OMAP3 has 12 GP timers, they can be driven by the system clock
- * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
- * This rate is divided by a local divisor.
- */
-#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
-
-/*-----------------------------------------------------------------------
- * FLASH and environment organization
- */
-
-/* **** PISMO SUPPORT *** */
-#if defined(CONFIG_CMD_NAND)
-#define CONFIG_SYS_FLASH_BASE NAND_BASE
-#endif
-
-/* Monitor at start of flash */
-#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
-#define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
-
-#define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
-#define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */
-
-#define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
-#define CONFIG_ENV_OFFSET 0x260000
-#define CONFIG_ENV_ADDR 0x260000
-
-/* Defines for SPL */
-
-/* NAND boot config */
-#define CONFIG_SYS_NAND_5_ADDR_CYCLE
-#define CONFIG_SYS_NAND_PAGE_COUNT 64
-#define CONFIG_SYS_NAND_PAGE_SIZE 2048
-#define CONFIG_SYS_NAND_OOBSIZE 64
-#define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
-#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0
-#define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9,\
- 10, 11, 12, 13}
-#define CONFIG_SYS_NAND_ECCSIZE 512
-#define CONFIG_SYS_NAND_ECCBYTES 3
-#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW
-#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
-/* NAND: SPL falcon mode configs */
-#ifdef CONFIG_SPL_OS_BOOT
-#define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x280000
-#endif
-
#endif /* __CONFIG_H */
--
2.15.1
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